Footwear tread



FIG. 1 is a plan view of a footwear tread applied to an unclaimed shoe sole in accordance with the ornamental design;

FIG. 2 is a perspective view of the footwear tread of the ornamental design;

FIG. 3 is a top plan view of the footwear tread of the ornamental design; and,

FIG. 4 is a front side elevational view of the footwear tread of the ornamental design, the rear side, left side and right side being identical thereto.

The appearance of elements presented in broken line format is for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a footwear tread, as shown and described. 